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useInput.js
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Mon, Jan 27, 13:04

useInput.js
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import _extends from "@babel/runtime/helpers/esm/extends";
import { formatMuiErrorMessage as _formatMuiErrorMessage } from "@mui/utils";
import * as React from 'react';
import { unstable_useForkRef as useForkRef } from '@mui/utils';
import { useFormControlUnstyledContext } from '../FormControlUnstyled';
import extractEventHandlers from '../utils/extractEventHandlers';
export default function useInput(parameters) {
const {
defaultValue: defaultValueProp,
disabled: disabledProp = false,
error: errorProp = false,
onBlur,
onChange,
onFocus,
required: requiredProp = false,
value: valueProp
} = parameters;
const formControlContext = useFormControlUnstyledContext();
let defaultValue;
let disabled;
let error;
let required;
let value;
if (formControlContext) {
var _formControlContext$d, _formControlContext$e, _formControlContext$r;
defaultValue = undefined;
disabled = (_formControlContext$d = formControlContext.disabled) != null ? _formControlContext$d : false;
error = (_formControlContext$e = formControlContext.error) != null ? _formControlContext$e : false;
required = (_formControlContext$r = formControlContext.required) != null ? _formControlContext$r : false;
value = formControlContext.value;
if (process.env.NODE_ENV !== 'production') {
const definedLocalProps = ['defaultValue', 'disabled', 'error', 'required', 'value'].filter(prop => parameters[prop] !== undefined);
if (definedLocalProps.length > 0) {
console.warn(['MUI: You have set props on an input that is inside a FormControlUnstyled.', 'Set these props on a FormControlUnstyled instead. Otherwise they will be ignored.', `Ignored props: ${definedLocalProps.join(', ')}`].join('\n'));
}
}
} else {
defaultValue = defaultValueProp;
disabled = disabledProp;
error = errorProp;
required = requiredProp;
value = valueProp;
}
const {
current: isControlled
} = React.useRef(value != null);
const handleInputRefWarning = React.useCallback(instance => {
if (process.env.NODE_ENV !== 'production') {
if (instance && instance.nodeName !== 'INPUT' && !instance.focus) {
console.error(['MUI: You have provided a `slots.input` to the input component', 'that does not correctly handle the `ref` prop.', 'Make sure the `ref` prop is called with a HTMLInputElement.'].join('\n'));
}
}
}, []);
const inputRef = React.useRef(null);
const handleInputRef = useForkRef(inputRef, handleInputRefWarning);
const [focused, setFocused] = React.useState(false);
// The blur won't fire when the disabled state is set on a focused input.
// We need to book keep the focused state manually.
React.useEffect(() => {
if (!formControlContext && disabled && focused) {
setFocused(false);
// @ts-ignore
onBlur == null ? void 0 : onBlur();
}
}, [formControlContext, disabled, focused, onBlur]);
const handleFocus = otherHandlers => event => {
var _otherHandlers$onFocu;
// Fix a bug with IE11 where the focus/blur events are triggered
// while the component is disabled.
if (formControlContext != null && formControlContext.disabled) {
event.stopPropagation();
return;
}
(_otherHandlers$onFocu = otherHandlers.onFocus) == null ? void 0 : _otherHandlers$onFocu.call(otherHandlers, event);
if (formControlContext && formControlContext.onFocus) {
var _formControlContext$o;
formControlContext == null ? void 0 : (_formControlContext$o = formControlContext.onFocus) == null ? void 0 : _formControlContext$o.call(formControlContext);
} else {
setFocused(true);
}
};
const handleBlur = otherHandlers => event => {
var _otherHandlers$onBlur;
(_otherHandlers$onBlur = otherHandlers.onBlur) == null ? void 0 : _otherHandlers$onBlur.call(otherHandlers, event);
if (formControlContext && formControlContext.onBlur) {
formControlContext.onBlur();
} else {
setFocused(false);
}
};
const handleChange = otherHandlers => (event, ...args) => {
var _formControlContext$o2, _otherHandlers$onChan;
if (!isControlled) {
const element = event.target || inputRef.current;
if (element == null) {
throw new Error(process.env.NODE_ENV !== "production" ? `MUI: Expected valid input target. Did you use a custom \`slots.input\` and forget to forward refs? See https://mui.com/r/input-component-ref-interface for more info.` : _formatMuiErrorMessage(17));
}
}
formControlContext == null ? void 0 : (_formControlContext$o2 = formControlContext.onChange) == null ? void 0 : _formControlContext$o2.call(formControlContext, event);
// @ts-ignore
(_otherHandlers$onChan = otherHandlers.onChange) == null ? void 0 : _otherHandlers$onChan.call(otherHandlers, event, ...args);
};
const handleClick = otherHandlers => event => {
var _otherHandlers$onClic;
if (inputRef.current && event.currentTarget === event.target) {
inputRef.current.focus();
}
(_otherHandlers$onClic = otherHandlers.onClick) == null ? void 0 : _otherHandlers$onClic.call(otherHandlers, event);
};
const getRootProps = (externalProps = {}) => {
// onBlur, onChange and onFocus are forwarded to the input slot.
const propsEventHandlers = extractEventHandlers(parameters, ['onBlur', 'onChange', 'onFocus']);
const externalEventHandlers = _extends({}, propsEventHandlers, extractEventHandlers(externalProps));
return _extends({}, externalProps, externalEventHandlers, {
onClick: handleClick(externalEventHandlers)
});
};
const getInputProps = (externalProps = {}) => {
const propsEventHandlers = {
onBlur,
onChange,
onFocus
};
const externalEventHandlers = _extends({}, propsEventHandlers, extractEventHandlers(externalProps));
const mergedEventHandlers = _extends({}, externalProps, externalEventHandlers, {
onBlur: handleBlur(externalEventHandlers),
onChange: handleChange(externalEventHandlers),
onFocus: handleFocus(externalEventHandlers)
});
return _extends({}, mergedEventHandlers, {
'aria-invalid': error || undefined,
defaultValue: defaultValue,
ref: handleInputRef,
value: value,
required,
disabled
});
};
return {
disabled,
error,
focused,
formControlContext,
getInputProps,
getRootProps,
required,
value
};
}

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